| I | The Mysterious Stranger | p. 1 |
| II | A Double Theft | p. 9 |
| III | The Secret Panel | p. 22 |
| IV | The Blinding Glare | p. 35 |
| V | A Chinese Puzzle | p. 41 |
| VI | The Vanishing Vase | p. 49 |
| VII | Three on a Clue | p. 56 |
| VIII | Mystery in Manhattan | p. 65 |
| IX | Pursuit | p. 76 |
| X | New Developments | p. 85 |
| XI | The Impostor | p. 94 |
| XII | A Jade Elephant | p. 103 |
| XIII | A Bold Plan | p. 110 |
| XIV | Mad Dash! | p. 123 |
| XV | Hot on the Trail | p. 129 |
| XVI | The Riddle Unravels | p. 139 |
| XVII | Reunion | p. 148 |
| XVIII | Meeting the Enemy | p. 156 |
| XIX | Escape | p. 162 |
| XX | A Fitting Reward | p. 169 |